<template>
	<view class="checkbox-father" @click="onclickfireflies">
		<view class="checkbox-wrap">
			<view class="abdomen" :class="[bdcOrange?'bdcOrange':'']">
				<view class="thorax">
					<view class="head">
						<view class="eyes"></view>
						<view class="antennae"></view>
					</view>
				</view>
				<view class="wings">
					<view class="wing wing-a" :class="[bdcOrange?'wing-ao':'']"></view>
					<view class="wing wing-b" :class="[bdcOrange?'wing-bo':'']"></view>
				</view>
			</view>
			</label>
		</view>
	</view>
</template>

<script>
	export default {
		data() {
			return {
				bdcOrange: true
			}
		},
		methods: {
			onclickfireflies() {
				this.bdcOrange = !this.bdcOrange
			}
		}
	}
</script>

<style scoped lang="scss">
	.checkbox-father {
		display: flex;
		position: absolute;
		align-items: center;
		justify-content: center;
		flex-direction: column;
		top: 600upx;
		left: 274upx;
		transform: rotate(-90deg);
		font-family: 'Asap', sans-serif;
	}

	.checkbox-father:after {
		content: '';
		display: block;
		position: absolute;
		top: 1rem;
		right: 1rem;
		bottom: 1rem;
		left: 1rem;
		border: 4px solid #071c2d;
		border-radius: 2px;
		background: none;
		pointer-events: none;
	}

	.label {
		flex: 0;
		color: #b8c5d0;
		letter-spacing: .04em;
		text-align: center;
		margin-bottom: 2rem;
		font-size: 3rem;
	}

	@media screen and (min-width:60rem) {
		.label {
			font-size: 5vw;
		}
	}

	.checkbox-wrap {
		flex: none;
		position: relative;
		width: 10%;
		min-width: 8rem;
		z-index: 1;
	}

	.checkbox-wrap:after {
		content: '';
		display: block;
		padding-top: 50%;
	}

	.checkbox {
		display: none;
	}

	.bdcOrange {
		background: #27231e;
		box-shadow: inset 0 0 1.5rem rgba(150, 0, 0, 0.75);
		animation: flicker 4000ms ease infinite;
	}

	.wing-ao {
		transform: rotate(30deg);
	}

	.wing-bo {
		transform: rotate(-30deg);
	}

	.head {
		position: absolute;
		top: 15%;
		left: 60%;
		bottom: 15%;
		background: #27231e;
		width: 70%;
		border-radius: 40% 80% 80% 40%;
		box-shadow: inset -0.1rem 0 0 0.3rem rgba(14, 10, 10, 0.2);
	}

	.eyes {
		position: absolute;
		top: -5%;
		right: 10%;
		bottom: -5%;
		width: 35%;
	}

	.eyes:before,
	.eyes:after {
		content: '';
		display: block;
		position: absolute;
		right: 0;
		width: 100%;
		box-sizing: border-box;
		border-radius: 100%;
		background: #0e0a0a;
		padding-top: 100%;
	}

	.eyes:before {
		top: 0;
	}

	.eyes:after {
		bottom: 0;
	}

	.antennae {
		position: absolute;
		top: 20%;
		left: -150%;
		bottom: 20%;
		width: 400%;
		z-index: -1;
	}

	.antennae:before,
	.antennae:after {
		content: '';
		display: block;
		position: absolute;
		right: 0;
		width: 100%;
		box-sizing: border-box;
		border-color: #0e0a0a;
		border-style: solid;
		padding-top: 65%;
		border-width: .25rem .25rem .25rem 0;
	}

	.antennae:before {
		top: 80%;
		border-radius: 0 100% 100% 100%;
	}

	.antennae:after {
		bottom: 80%;
		border-radius: 100% 100% 100% 0;
	}

	.thorax {
		position: absolute;
		top: 0;
		left: 100%;
		bottom: 0;
		background: #d43b1f;
		width: 30%;
		border-radius: 20% 80% 80% 20%;
		box-shadow: inset -0.1rem 0 0.1rem 0.3rem rgba(0, 0, 0, 0.2);
	}

	.abdomen {
		position: absolute;
		top: 10%;
		right: 20%;
		bottom: 10%;
		background: #27231e;
		width: 100%;
		transition: all 1000ms ease;
		border-radius: 100% 30% 30% 100%;
		box-sizing: border-box;
	}

	.abdomen:after {
		content: '';
		display: block;
		position: absolute;
		top: 0;
		right: 0;
		bottom: 0;
		left: 0;
		background: repeating-linear-gradient(90deg, transparent 0, transparent 15%, rgba(0, 0, 20, 0.1) 15%, rgba(0, 0, 20, 0.1) 20%);
		mix-blend-mode: multiply;
		border-radius: 100% 30% 30% 100%;
		z-index: 0;
		box-shadow: inset -1rem 0 0.2rem 0.3rem rgba(0, 0, 0, 0.1);
	}

	.wings {
		position: absolute;
		top: -20%;
		right: 0;
		bottom: -20%;
		left: -5%;
		z-index: 1;
	}

	.wings .wing {
		position: absolute;
		right: 0;
		background: repeating-linear-gradient(#27231e 0%, #27231e 40%, #191613 40%, #191613 60%);
		width: 100%;
		height: 50%;
		transition: all 200ms ease-out;
		border: 1px solid #40341d;
		box-sizing: border-box;
		box-shadow: inset 0.2rem 0 0.1rem 0.5rem rgba(0, 0, 0, 0.5);
	}

	.wings .wing.wing-a {
		transform-origin: bottom right;
		top: 0;
		border-radius: 90% 30% 0 20%;
	}

	.wings .wing.wing-b {
		transform-origin: top right;
		top: 50%;
		border-radius: 20% 0 30% 90%;
	}

	@keyframes flicker {

		0%,
		100% {
			background: #fefa01;
			box-shadow: 0 0 1rem #fefa01, inset -0.25rem 0 0 0.5rem rgba(14, 10, 10, 0.1);
		}

		30%,
		70% {
			background: #fffd99;
			box-shadow: -1rem 0 8rem 1rem #fefa01, inset -0.25rem 0 0 0.5rem rgba(14, 10, 10, 0.1);
		}

		50% {
			box-shadow: -1rem 0 8rem 1rem rgba(254, 250, 1, 0.8), inset -0.25rem 0 0 0.5rem rgba(14, 10, 10, 0.1);
		}
	}
</style>
